申请人:DyStar Textilfarben GmbH & Co. Deutschland KG
公开号:EP1847526A1
公开(公告)日:2007-10-24
The present invention refers to Compound of the formula (I)
wherein
X
is oxygen or sulphur;
R1
is (C1-C4)-alkyl, (C1-C4)-alkyl which is substituted by hydroxy, (C1-C4)-alkoxy, hydroxy-(C1-C4)-alkoxy, CN, -COOR6, -CON(R6)2 or -N(R6)2 or is phenyl;
R2
is hydrogen, methyl or ethyl;
R3
is hydrogen, (C1-C4)-alkylsulfonyl, (C1-C4)-alkylsulfonyl which is substituted by hydroxy, halogen, cyano, (C1-C4)-alkoxy or -N(R6)2 or is -SO2-CH=CH2, -SO2N(R6)2 or -PO(OR6)2; or
R3
is hydroxy-(C1-C4)-alkyl if R4 and R5 are not hydrogen ;
R4
is hydrogen, (C1-C4)-alkyl, (C1-C4)-alkyl which is substituted by hydroxy, (C1-C4)-alkoxy, or hydroxy-(C1-C4)-alkoxy ;
R5
is hydrogen, (C1-C4)-alkyl, (C1-C4)-alkyl which is substituted by hydroxy, (C1-C4)-alkoxy or hydroxy-(C1-C4)-alkoxy ;
R6
is hydrogen, (C1-C4)-alkyl or hydroxy-(C1-C4)-alkyl;
whereas R3, R4 and R6 are all hydrogen or are different and whereas the compound of the formula (I) wherein R1 is methyl and R2 to R5 are hydrogen is diesclaimt, as well as hair dye compositions containing them.
本发明涉及式(I)化合物,其中X为氧或硫;R1为(C1-C4)烷基、被羟基取代的(C1-C4)烷基、(C1-C4)烷氧基、羟基-(C1-C4)烷氧基、氰基、-COOR6、-CON(R6)2或-N(R6)2或为苯基;R2为氢、甲基或乙基;R3为氢、(C1-C4)烷基磺酰基、被羟基、卤素、氰基、(C1-C4)烷氧基或-N(R6)2取代的(C1-C4)烷基磺酰基,或为-SO2-CH=CH2、-SO2N(R6)2或-PO(OR6)2;或者,当R4和R5不为氢时,R3为羟基-(C1-C4)烷基;R4为氢、(C1-C4)烷基、被羟基、(C1-C4)烷氧基或羟基-(C1-C4)烷氧基取代的(C1-C4)烷基;R5为氢、(C1-C4)烷基、被羟基、(C1-C4)烷氧基或羟基-(C1-C4)烷氧基取代的(C1-C4)烷基;R6为氢、(C1-C4)烷基或羟基-(C1-C4)烷基;其中R3、R4和R6均为氢或不同,并且式(I)化合物中R1为甲基且R2至R5均为氢的化合物除外,以及含有它们的染发组合物。